40015163 has 2 divisors, whose sum is σ = 40015164. Its totient is φ = 40015162.

The previous prime is 40015133. The next prime is 40015177. The reversal of 40015163 is 36151004.

40015163 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40015163 - 2¹² = 40011067 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (40015123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20007581 + 20007582.

It is an arithmetic number, because the mean of its divisors is an integer number (20007582).

Almost surely, 2^40015163 is an apocalyptic number.

40015163 is a deficient number, since it is larger than the sum of its proper divisors (1).

40015163 is an equidigital number, since it uses as much as digits as its factorization.

40015163 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 40015163 is about 6325.7539471592. The cubic root of 40015163 is about 342.0383978182.

Adding to 40015163 its reverse (36151004), we get a palindrome (76166167).

The spelling of 40015163 in words is "forty million, fifteen thousand, one hundred sixty-three".